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Locomotion and Movement — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYLocomotion and Movement1 Mark
MCQ
The elements associated with muscle contraction are:
  • A
    Mg and Ca
  • B
    Mg and Cl
  • C
    Na and Ca
  • D
    Ca and K
✓

Answer

  1. Na and Ca

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